... used as a propellant for draught wine, and as an alternative to carbon dioxide . Specifications:1) Capacity: 1 - 5000Nm3/h2) Purity ... .05 - 1.0Mpa4) Dew Point: -50 oC Principles:PSA nitrogen generator uses carbon molecular sieve as sorbent, produces nitrogen by making ... fiber, rubber, plastic, tyre, polyurethane, biological technology, intermediate, etc. Nitrogen Generator for Winery